201638655

素因数分解:

$3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{32707}}^1$

素因数の和:32855

約数の個数: 24

約数和(自身を含む): 352068912

約数和(自身を除く): 150430257

約数列:

[1, 3, 5, 9, 15, 45, 137, 411, 685, 1233, 2055, 6165, 32707, 98121, 163535, 294363, 490605, 1471815, 4480859, 13442577, 22404295, 40327731, 67212885, 201638655]

約数ペア:

[(1, 201638655), (3, 67212885), (5, 40327731), (9, 22404295), (15, 13442577), (45, 4480859), (137, 1471815), (411, 490605), (685, 294363), (1233, 163535), (2055, 98121), (6165, 32707)]